The wavelengths corresponding to the harmonics of a string with fixed ends can be found by saying that the length of the string must be equal to
A)
an odd number of quarter-wavelengths.
B)
an odd number of third-wavelengths.
C)
an odd number of half-wavelengths.
D)
an integer number of half-wavelengths.
E)
an integer number of wavelengths.
D
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A. 34.8° B. 24.8° C. 41.3° D. 29.4° E. 4.21°
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Fill in the blank(s) with correct word
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A rifle is aimed horizontally toward the center of a target 0.10 km away, but the bullet strikes 10 cm below the center. Calculate the velocity of the bullet just as it emerges from the rifle